<!DOCTYPE HTML>
<html xmlns:th="http://www.thymeleaf.org">
<head>
  <title>商品详情</title>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
  <link rel="stylesheet" type="text/css" href="/webjars/bootstrap/css/bootstrap.min.css"/>
  <script type="text/javascript" src="/webjars/jquery/jquery.min.js"></script>
  <script type="text/javascript" src="/webjars/github-com-sentsin-layer/src/layer.js"></script>
  <script type="text/javascript" src="/webjars/bootstrap/js/bootstrap.min.js"></script>
  <script type="text/javascript" th:src="@{/js/common.js}"></script>
</head>
<body>

<div class="panel panel-default">
  <div class="panel-heading">秒杀商品详情</div>
  <div class="panel-body">
    <span th:if="${user eq null}"> 您还没有登录，请登陆后再操作<br/></span>
  </div>
  <table class="table" id="goodslist">
    <tr>
      <td>商品名称</td>
      <td colspan="3" th:text="${goods.goodsName}"></td>
    </tr>
    <tr>
      <td>商品图片</td>
      <td colspan="3"><img th:src="@{${goods.goodsImg}}" width="200" height="200"/></td>
    </tr>
    <tr>
      <td>秒杀开始时间</td>
      <td th:text="${#dates.format(goods.seckillStartTime, 'yyyy-MM-dd HH:mm:ss')}"></td>
      <td id="miaoshaTip">
        <input type="hidden" id="remainSeconds" th:value="${remainSeconds}"/>
        <span th:if="${seckillStatus eq 0}">秒杀倒计时：<span id="countDown" th:text="${remainSeconds}"></span>秒</span>
        <span th:if="${seckillStatus eq 1}">秒杀进行中</span>
        <span th:if="${seckillStatus eq 2}">秒杀已结束</span>
      </td>
      <td>
        <form id="seckillForm" method="post" action="/seckill/do">
          <button class="btn btn-primary btn-block" type="submit" id="buyButton">立即秒杀</button>
          <input type="hidden" name="goodsId" th:value="${goods.goodsId}"/>
        </form>
      </td>
    </tr>
    <tr>
      <td>商品原价</td>
      <td colspan="3" th:text="${goods.goodsPrice}"></td>
    </tr>
    <tr>
      <td>秒杀价</td>
      <td colspan="3" th:text="${goods.seckillPrice}"></td>
    </tr>
    <tr>
      <td>库存数量</td>
      <td colspan="3" th:text="${goods.seckillStockCount}"></td>
    </tr>
  </table>
</div>
</body>
<script>
  $(function () {
    countDown();
  });

  function countDown() {
    var remainSeconds = parseInt($("#remainSeconds").val());
    var timeout;
    if (remainSeconds > 0) { // 秒杀还没开始，倒计时
      $("#buyButton").attr("disabled", true);
      timeout = setTimeout(function () {
        $("#countDown").text(remainSeconds - 1);
        $("#remainSeconds").val(remainSeconds - 1);
        countDown();
      }, 1000);
    } else if (remainSeconds === 0) { // 秒杀进行中
      $("#buyButton").attr("disabled", false);
      if (timeout) {
        clearTimeout(timeout);
      }
      $("#miaoshaTip").html("秒杀进行中");
    } else { // 秒杀已经结束
      $("#buyButton").attr("disabled", true);
      $("#miaoshaTip").html("秒杀已经结束");
    }
  }
</script>
</html>
